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USGS Daily Statistics for California

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The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 11273400 SAN JOAQUIN R AB MERCED R NR NEWMAN CA


Stanislaus County, California
Hydrologic Unit Code 18040001
Latitude  37°20'50.2", Longitude 120°58'30.5" NAD27
Drainage area 7,949  square miles
Gage datum 60 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 2009-10-01 -> 2019-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 327 534 732 453 283 473 154 178 206 174 296 353
2 315 538 755 468 271 464 157 184 212 180 287 365
3 305 562 752 457 283 465 151 184 198 181 291 375
4 299 591 758 462 290 463 147 180 197 183 280 376
5 296 623 818 737 296 448 147 177 193 192 270 363
6 312 692 838 709 297 440 144 177 189 199 262 347
7 393 484 838 669 293 442 148 177 190 199 259 338
8 531 487 862 616 294 446 145 180 186 210 256 329
9 592 488 891 612 308 453 142 181 190 210 253 319
10 513 701 882 614 295 457 144 181 187 206 261 310
11 494 694 839 621 276 453 339 182 192 201 265 302
12 462 491 777 623 259 431 304 179 193 206 271 306
13 437 479 766 589 230 418 300 176 194 211 275 311
14 417 461 781 596 216 412 284 180 199 218 277 316
15 405 457 829 595 212 400 267 182 204 238 278 324
16 404 459 829 576 230 394 248 185 214 262 277 336
17 404 459 807 516 238 395 403 186 219 274 279 345
18 416 463 972 450 223 376 364 180 224 275 289 376
19 486 507 953 443 224 367 334 177 220 288 307 417
20 634 575 916 421 232 389 300 177 207 350 315 441
21 746 346 929 407 232 449 276 182 205 378 314 447
22 778 345 744 401 224 173 257 185 199 354 318 459
23 914 343 742 421 497 168 236 187 178 332 323 453
24 888 598 794 407 479 164 225 191 171 321 331 480
25 890 589 829 404 495 159 212 194 166 325 336 498
26 856 619 625 384 482 158 200 203 163 347 334 517
27 767 647 597 360 476 162 190 209 163 348 333 539
28 689 691 545 338 479 162 180 211 163 332 333 546
29 626 365 473 328 684 159 175 205 166 311 342 535
30 582   425 306 683 155 173 221 172 288 348 555
31 556   402   476   174 214   283   556